This book explains what are tort and criminal and contract law basic elements and indicates some case studies questions and suggests answers to let readers to know whether what are the tort and contract and competition law and criminal law contract law. It is suitable to any professionals to study, e.g. accountant, lawyer, doctor, architects, student. Readers can learn the basic law conept whether how any one citizen ought how to do to avoid any wrongdoing behavior in order to avoid to compensate any tort liability or criminal behavior. Also, any law students and professionals read this book can provide any basic tort and criminal and contract elements knowledge to let them to know.